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Finding the Fourth Proportional to 6,342,567.96, 8,752,766.70 and 3,441,957.96

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Solution

The fourth proportional to 6,342,567.96, 8,752,766.70 and 3,441,957.96 is: 4,749,914.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,342,567.96 : 8,752,766.70 = 3,441,957.96 : x
  2. Step 2: Convert to fraction form
    6,342,567.96/8,752,766.70 = 3,441,957.96/x
  3. Step 3: Cross multiply
    6,342,567.96x = 8,752,766.70 × 3,441,957.96
  4. Step 4: Simplify right side
    6,342,567.96x = 30,126,655,015,087.93
  5. Step 5: Solve for x
    x = 30,126,655,015,087.93/6,342,567.96
  6. Step 6: Final answer
    x = 4,749,914.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.